1530744272 has 40 divisors (see below), whose sum is σ = 3194542560. Its totient is φ = 708220800.

The previous prime is 1530744239. The next prime is 1530744283. The reversal of 1530744272 is 2724470351.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45479 + ... + 71622.

It is an arithmetic number, because the mean of its divisors is an integer number (79863564).

Almost surely, 2^1530744272 is an apocalyptic number.

It is an amenable number.

1530744272 is an abundant number, since it is smaller than the sum of its proper divisors (1663798288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1530744272 is a wasteful number, since it uses less digits than its factorization.

1530744272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117171 (or 117165 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 1530744272 is about 39124.7271172592. The cubic root of 1530744272 is about 1152.4821677922.

The spelling of 1530744272 in words is "one billion, five hundred thirty million, seven hundred forty-four thousand, two hundred seventy-two".